After playing the tongue nail can choose mouthwash gargle disinfection, if there are signs of infection can be hydrogen peroxide gargle disinfection, oral anti-inflammatory drugs to prevent infection. Three days after piercing the tongue nail should be liquid food, after eating, clean up the oral food debris in time to prevent tongue infection. If the tongue is localized abnormal redness, swelling, pus, pain, should be timely to the hospital stomatology department, hydrogen peroxide disinfection and oral anti-inflammatory drugs to prevent tongue infection. It is generally not recommended to hit the tongue nail, because the tongue nail itself exists a certain bacteria, easy to infect infectious diseases, and hit the tongue nail is more likely to cause bacterial infection in the oral cavity. If any abnormalities occur, immediate medical attention is recommended.